发明授权
- 专利标题: Spin-dyeing of acrylonitrile homopolymers and copolymers
- 专利标题(中): 丙烯腈均聚物和共聚物的自旋染色
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申请号: US558343申请日: 1975-03-14
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公开(公告)号: US3996192A公开(公告)日: 1976-12-07
- 发明人: Manfred Hahnke , Theodor Papenfuhs
- 申请人: Manfred Hahnke , Theodor Papenfuhs
- 申请人地址: DT Frankfurt am Main
- 专利权人: Hoechst Aktiengesellschaft
- 当前专利权人: Hoechst Aktiengesellschaft
- 当前专利权人地址: DT Frankfurt am Main
- 优先权: DT2413299 19740320
- 主分类号: D01F6/54
- IPC分类号: D01F6/54 ; C08J3/20 ; D01F6/18 ; C08K5/18
摘要:
Sparingly soluble to insoluble salts of dyestuff bases having one or more arylamino groups are useful for the spin-dyeing of acid-modified polymers containing acrylonitrile units.
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